What I mean is don't use it when you use :use. Regards, Ye He
On Sun, Aug 4, 2013 at 12:52 PM, Takahiro Hozumi <fat...@googlemail.com> wrote: > Hi Ye, >> or at least *Do Not Use *those standard names*.* > The following guide suggests the opposite. > http://dev.clojure.org/display/community/Library+Coding+Standards >> Use good names, and don't be afraid to collide with names in other > namespaces. That's what the flexible namespace support is there for. > Takahiro > On Sunday, August 4, 2013 11:25:34 AM UTC+9, Ye He wrote: >> >> Yesterday, I spent hours trying to figure out why some code didn't work. >> The code is like so: >> (defn replace-symbol-in-ast-node [old new ast] >> (tree-replace (symbol old) (symbol new) ast)) >> >> I use tree-replace directly like this: >> (ast/tree-replace (symbol 'a) (symbol 'c) (ast/sexp->parsley '(+ a b))) >> >> I thought the result would the the same but I was wrong. After hours of >> thinking, I finally figured it out. >> Guess what? The 'symbol' function in the first code snippet is not the >> standard 'symbol'. It actually is: >> (defn symbol [sym] >> (make-node :atom (core/vector (name sym)))) >> >> It's defined in another library. But I stupidly thought it was the >> standard 'symbol'. >> Part of this was my fault, I guess. I shouldn't have taken it for granted >> and guessed its meaning. But who know? >> In my opinion if we use less :use, it would easier for others to read our >> code and less likely to misunderstand the meaning, or at least *Do Not >> Use *those standard names*.* >> >> >> On Wednesday, July 24, 2013 1:50:50 AM UTC+10, Greg wrote: >>> >>> I think I read somewhere that :use is no longer encouraged, but I could >>> be mistaken. >>> >>> From what I've read, it seems like most people agree that Clojure has too >>> many ways of including/importing/referencing/requiring/using things: >>> >>> >>> http://blog.8thlight.com/colin-jones/2010/12/05/clojure-libs-and-namespaces-require-use-import-and-ns.html >>> >>> >>> The above gives a very nice explanation of all the various difference, >>> but it also acknowledges their complexity. >>> >>> Since :use uses :require, and since :require can do everything that :use >>> can, can we simplify Clojure programming a bit for newcomers by deprecating >>> the use of :use? The situation in ClojureScript is even worse because it >>> adds :require-macros on top of all the other ways of including files. >>> >>> Ideally, it would be awesome if there was just a single directive for >>> everything, but perhaps there's some complicated low-level reason why >>> that's not possible. :-\ >>> >>> Thoughts? >>> >>> Thanks, >>> Greg >>> >>> P.S. If this has already been brought up you have my sincere apologies. >>> >>> -- >>> Please do not email me anything that you are not comfortable also sharing >>> with the NSA. >>> >>> > -- > -- > You received this message because you are subscribed to the Google > Groups "Clojure" group. > To post to this group, send email to clojure@googlegroups.com > Note that posts from new members are moderated - please be patient with your > first post. > To unsubscribe from this group, send email to > clojure+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/clojure?hl=en > --- > You received this message because you are subscribed to a topic in the Google > Groups "Clojure" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/clojure/i2VzAlT6oqM/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > clojure+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/groups/opt_out. -- -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en --- You received this message because you are subscribed to the Google Groups "Clojure" group. To unsubscribe from this group and stop receiving emails from it, send an email to clojure+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.
